• Special Screws
  • Plastic Screws


Plastic Screws - Hex Nuts - PFA

  • Heat-resistance
  • Chemical-proof

Dimension Drawing

SPFA-NPlastic Screws - Hex Nuts - PFA寸法図



M (Coarse)
Nominal of Thread

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch B T Qty per Pack Mass
CAD Standard
SPFA-M4-N M4 0.7 7 3.2 10 0.22 58.37 CAD Cart
SPFA-M5-N M5 0.8 8 4 10 0.33 61.04 CAD Cart
SPFA-M6-N M6 1 10 5 10 0.67 66.37 CAD Cart
SPFA-M8-N M8 1.25 13 6.5 5 1.5 38.56 CAD Cart

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Related Services


Main Body PFA (Perfluoroalkoxy Alkane) (Milky White)
Heat Resistance Temperature*1 260℃

*1: This is the value for the resin material. The operating temperature of the product changes with performance conditions such as tightening torque.


FPD production equipment / Semiconductor devices / Printed circuit board etching devices /
Metallic surface treatment equipment and facilities / Chemical plants


  • PFA is a plastic with excellent heat resistance, electrical properties, chemical resistance, and abrasion resistance. Most chemicals cannot penetrate PFA.
  • It has excellent non-adhesive and lubrication properties.
  • It also has high flame retardance which clears the UL 94 V-0 standard.
  • The properties and precautions of plastic screws⇒Plastic Screws

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